1. Visualizing Social Networks
Michael L. Nelson
CS 495/595
Old Dominion University
This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License
This course is based on
Dr. McCown's class

6. http://www. facebookstories

7. Creating a Visualization
Obtain the data
Parse, filter, etc. data into format appropriate for importing
Import into visualization software
Tinker, tinker, tinker
Wow your friends and family
See more visualizations here:

8. Overview Many good commercial products available
Here we only cover free, open source software
By no means exhaustive

9. Stand-Alone Software Graphviz Gephi NodeXL
Many libraries from other programming languages use it
Gephi
Interactive visualization and exploration platform
NodeXL
Miscrosoft Excel template

13. Visualizations in a Web Browser
D3.js (used to be Protovis)
JavaScript, CSS, and SVG for web-native visualizations
JavaScript InfoViz Toolkit
Wide variety of JavaScript visualizations
Processing.js
JavaScript porting of Processing

17. Python Libraries
Matplotlib - Python 2D plotting library
NetworkX – creating and manipulating graphs
Uses Matplotlib or Graphviz for displaying graphs
Supports Python 3.x
igraph – creating, manipulating, and displaying graphs
Windows version for Python 2.5 and 2.6 only

18. Further Reading Mike Bostock's blog http://bost.ocks.org/mike/
Scott Murray's tutorials (became O'Reilly book)
Brandes et al., 2013, Handbook of Graph Drawing and Visualization, Ch. 26 Social Networks
Freeman, 2000, Visualizing Social Networks, Journal of Social Structure